Obstructive sleep apnea — a disorder where the upper airway is intermittently narrowed or blocked, disrupting breathing during sleep — more than doubles the risk of stroke in men.

Stroke checkLosing sleepObstructive sleep apnea — a disorder where the upper airway is intermittently narrowed or blocked, disrupting breathing during sleep — more than doubles the risk of stroke in men. A US government-funded study reports that the risk rises with the severity of the disorder. It is also independent of other risk factors such as weight, high blood pressure, smoking and diabetes.

Autism alertClose comfortChildren living near a child who has been diagnosed with autism have a much higher chance of being diagnosed themselves, report researchers from the Columbia University in the American Journal of Sociology. They attribute this to the fact that parents learn about autism from other parents who have a child who has been diagnosed with the disorder.

Healthy recipeMango chicken saladTake six tbsp olive oil, juice of one lemon, one red chilli, seeded and chopped, a handful of coriander leaves, 2 small ripe mangoes, 4 grilled, smoked or roasted chicken breasts and 150 mg salad leaves. Chop half the coriander leaves and mix with oil, lime juice and chilli to make the dressing. Peel and slice the mango. Cut the chicken breasts into long strips. Divide the salad leaves into four portions and arrange. Top with mango and chicken slices. Drizzle the dressing over it and serve topped with coriander leaves.